#include <stdio.h>

//https://www.nowcoder.com/practice/ff797e49df674c049021e8be2ab026e6?tpId=290&tags=&title=&difficulty=0&judgeStatus=0&rp=0&sourceUrl=%2Fexam%2Foj%2Fta%3FtpId%3D290

int main() {
    int x = 1;
    int y = 1;
    for (y = 1; y <= 9; y++) {
        for (x = 1; x <= y; x++) {
            printf("%d*%d=%2d ", x, y, x * y);
        }
        printf("\n");
    }
    return 0;
}

